Home / 67,911.12-93,728.57-37,706.13

Finding the Fourth Proportional to 67,911.12, 93,728.57 and 37,706.13

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Solution

The fourth proportional to 67,911.12, 93,728.57 and 37,706.13 is: 52,040.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,911.12 : 93,728.57 = 37,706.13 : x
  2. Step 2: Convert to fraction form
    67,911.12/93,728.57 = 37,706.13/x
  3. Step 3: Cross multiply
    67,911.12x = 93,728.57 × 37,706.13
  4. Step 4: Simplify right side
    67,911.12x = 3,534,141,456.60
  5. Step 5: Solve for x
    x = 3,534,141,456.60/67,911.12
  6. Step 6: Final answer
    x = 52,040.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.